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OEM Auto Thermostats

Shop OEM Thermostats Designed for Engine Temperature Regulation

Thermostats are cooling system components responsible for regulating engine operating temperature. By controlling the flow of coolant between the engine and radiator, the thermostat helps the engine warm up efficiently and maintain a stable temperature during operation. Over time, heat exposure and mechanical cycling can affect thermostat performance, which is why these parts are often replaced during cooling system service. At Bob Howard Parts Distribution Center, we offer OEM thermostats designed to meet manufacturer specifications.

Thermostat designs vary by engine type and cooling system layout. Opening temperature, housing design, and mounting configuration are engineered for specific applications. Selecting the correct thermostat helps ensure proper coolant flow and supports efficient engine operation.

OEM thermostats are manufactured to align with factory temperature ratings and fitment standards. Using application-specific thermostats helps reduce the risk of overheating, poor warm-up performance, or erratic temperature readings.

Before ordering a thermostat, confirm model year, engine size, and cooling system configuration. You can browse available thermostats to find options matched to your vehicle.

OEM thermostats support consistent engine temperature control and reliable cooling system performance.

5L1Z19618AA - : Thermostat Assembly Evaporator for Ford Image

Thermostat Assembly Evaporator

$30.70
MSRP $46.91
Save $16.21
34.6% Off
23503826 - : F (S)Thermostat for GM Image

F (S)Thermostat

$47.86
MSRP $82.52
Save $34.66
42% Off
96143939 - : Engine Coolant Thermostat for GM Image

Engine Coolant Thermostat

Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature
$13.46
MSRP $22.62
Save $9.16
40.5% Off
68439115AA - : Thermostat And Housi for Mopar Image

Thermostat And Housi

Mopar 68439115AA
NONE
$140.30
MSRP $204.00
Save $63.70
31.2% Off
1611971011 - : Gasket Thermostat G for Toyota Image

Gasket Thermostat G

Toyota 16119-71011
$6.26
MSRP $8.13
Save $1.87
23% Off
2562039511 - : Housing Assembly Thermostat for Hyundai Image

Housing Assembly Thermostat

Hyundai 25620-39511
$135.10
MSRP $178.61
Save $43.51
24.4% Off
256203E201 - : Housing Assembly Thermostat for Hyundai Image

Housing Assembly Thermostat

Hyundai 25620-3E201
$173.79
MSRP $229.76
Save $55.97
24.4% Off
1X4Z8575B - : Engine Coolant Thermostat for Ford Image

Engine Coolant Thermostat

$17.85
MSRP $27.27
Save $9.42
34.5% Off
RH159 - : Motorcraft Thermostat Housing for Ford Image

Motorcraft Thermostat Housing

Ford RH-159
3.0L. Fusion, Milan. 2008. Zephyr.
$86.01
MSRP $123.58
Save $37.57
30.4% Off
7R3Z8575B - : Engine Coolant Thermostat for Ford Image

Engine Coolant Thermostat

5.4L. Mustang. 5.8L.
$49.44
MSRP $76.18
Save $26.74
35.1% Off
12622410 - : Engine Coolant Thermostat for GM Image

Engine Coolant Thermostat

Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature
$80.41
MSRP $157.67
Save $77.26
49% Off
22538325 - : Engine Coolant Thermostat for GM Image

Engine Coolant Thermostat

All models. 2.3L. Buick. V8. Chevrolet. 307. Oldsmobile. Pontiac. Gas.
$7.65
MSRP $12.24
Save $4.59
37.5% Off

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